5190958189 has 4 divisors (see below), whose sum is σ = 5193445180. Its totient is φ = 5188471200.

The previous prime is 5190958163. The next prime is 5190958229. The reversal of 5190958189 is 9818590915.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3449565289 + 1741392900 = 58733^2 + 41730^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5190958189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5190958889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1240362 + ... + 1244539.

It is an arithmetic number, because the mean of its divisors is an integer number (1298361295).

Almost surely, 2^5190958189 is an apocalyptic number.

It is an amenable number.

5190958189 is a deficient number, since it is larger than the sum of its proper divisors (2486991).

5190958189 is a wasteful number, since it uses less digits than its factorization.

5190958189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486990.

The product of its (nonzero) digits is 1166400, while the sum is 55.

The square root of 5190958189 is about 72048.3045532648. The cubic root of 5190958189 is about 1731.4734780755.

The spelling of 5190958189 in words is "five billion, one hundred ninety million, nine hundred fifty-eight thousand, one hundred eighty-nine".